Table 2 Descriptive statistics (parental education, tanner stage, region, age, BMI and time spent in MVPA) of the study sample.
Physical activity level male | Physical activity level female | |||||
|---|---|---|---|---|---|---|
Tertile 1 | Tertile 2 | Tertile 3 | Tertile 1 | Tertile 2 | Tertile 3 | |
Parental education level; N (%) | ||||||
- Low | 83 (25.0) | 74 (21.8) | 85 (25.4) | 99 (25.6) | 83 (21.3) | 92 (23.3) |
- High | 235 (70.8) | 251 (74.0) | 239 (71.6) | 273 (70.7) | 292 (74.9) | 287 (72.7) |
Tanner stage; N (%) | ||||||
- Stage 1 | 2 (0.6) | 1 (0.3) | 6 (1.8) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
- Stage 2 | 30 (9.0) | 29 (8.6) | 36 (10.8) | 7 (1.8) | 21 (5.4) | 25 (6.3) |
- Stage 3 | 58 (17.5) | 80 (23.6) | 100 (29.9) | 71 (18.4) | 80 (20.5) | 127 (32.2) |
- Stage 4 | 148 (44.6) | 124 (28.3) | 127 (38.0) | 153 (39.6) | 167 (42.8) | 178 (45.1) |
- Stage 5 | 79 (23.8) | 96 (28.3) | 56 (16.8) | 133 (34.5) | 112 (28.7) | 58 (14.7) |
Region; N (%) | ||||||
- North | 34 (10.2) | 25 (7.4) | 42 (12.6) | 46 (11.9) | 63 (16.2) | 56 (14.2) |
- Centre | 132 (39.8) | 163 (48.1) | 147 (44.0) | 132 (34.2) | 155 (39.7) | 150 (38.0) |
- South | 130 (39.2) | 112 (33.0) | 76 (22.8) | 179 (46.4) | 128 (32.8) | 96 (24.3) |
Age (yrs); mean (SD) | 15.0 (1.26)a,b | 14.7 (1.26) | 14.5 (1.21) | 15.1 (1.19)a,b | 14.7 (1.22)c | 14.4 (1.16) |
BMI (kg/m 2 ); mean (SD) | 21.6 (4.10) | 21.1 (3.75) | 21.1 (3.72) | 21.4 (3.67) | 21.1 (3.40) | 21.0 (3.28) |
MVPA (min/week); mean (SD) | 224 (134.2)a,b | 673 (146.9)c | 1533 (429.8) | 159 (90.1)a,b | 487 (116.4)c | 1248 (396.3) |